book: replace example I do not understand#37956
Merged
bors merged 1 commit intorust-lang:masterfrom Dec 25, 2016
tshepang:patch-2
Merged
book: replace example I do not understand#37956bors merged 1 commit intorust-lang:masterfrom tshepang:patch-2
bors merged 1 commit intorust-lang:masterfrom
tshepang:patch-2